APA (7. basım) Alıntı

Keyfitz, N. (1968). World population: An analysis of vital data. University of Chicago Pr..

Chicago Style (17. basım) Atıf

Keyfitz, Nathan. World Population: An Analysis of Vital Data. Chicago: University of Chicago Pr., 1968.

MLA (9th ed.) Atıf

Keyfitz, Nathan. World Population: An Analysis of Vital Data. University of Chicago Pr., 1968.